Pistons reached a sponsorship jersey deal with Flagstar Bank
ESPN reported it

As reported by Darren Rovell of ESPN, the Detroit Pistons have reached an agreement with Flagstar Bank. The bank will become thejersey's sponsorship deal. It is the largest publicly traded savings bank in Michigan with assets of over $13 billion in 2016. Flagstar is also a leading mortgage lender and a national leader in the wholesale mortgage business.
JUST IN: The @DetroitPistons have signed @flagstar to be the team's jersey ad sponsor. pic.twitter.com/FZR1R38bdZ
— Darren Rovell (@darrenrovell) July 26, 2017